PDF-417 Encoding Data Advice

PDF-417 Character Set

Fixed Data Length

ASCII values 0 - 127 in accordance with the US national version of ISO/IEC 646
NOTE: This version consists of the G0 set of ISO/IEC 646 and the C0 set of ISO/IEC 6429 with values 28 - 31 modified to FS, GS, RS and US respectively.
ASCII values 128 - 255 in accordance with ISO 8859-1. These are referred to as extended ASCII.